diff --git a/changelog.md b/changelog.md
index 0531032..b204bd0 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.4.0](https://github.com/ehmpathy/declastruct-github/compare/v1.3.5...v1.4.0) (2026-05-03)
+
+
+### Features
+
+* **env:** add DeclaredGithubEnvironment for supply chain protection ([#37](https://github.com/ehmpathy/declastruct-github/issues/37)) ([9dc38bd](https://github.com/ehmpathy/declastruct-github/commit/9dc38bdb5a2df1ba97189b85195fc23010815c51))
+
 ## [1.3.5](https://github.com/ehmpathy/declastruct-github/compare/v1.3.4...v1.3.5) (2026-04-04)
 
 
diff --git a/package.json b/package.json
index 6c17032..5a7e609 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "declastruct-github",
   "author": "ehmpathy",
   "description": "declarative control of GitHub constructs via declastruct - manage repos, branches, and protection rules",
-  "version": "1.3.5",
+  "version": "1.4.0",
   "repository": "ehmpathy/declastruct-github",
   "homepage": "https://github.com/ehmpathy/declastruct-github",
   "keywords": [